Freepik When you lose a baby tooth, an adult one grows in its ... Zhang and Yelick took cells from the enamel of pig teeth and cells from the dental pulp of human teeth, among other human cells ...

Peppa Pig’s mum is pregnant – how do we talk to little kids about this? - IN FOCUS: It's huge news today – Mummy Pig is pregnant and a new ‘Peppa Pig’ episode airing next month will show her making a ...

The arrival of a new baby, or in this case ... Mummy Pig nudges Daddy Pig for help and grits her teeth manically. “Who wants cake?” Daddy Pig asks, changing the subject rapidly.